CJK Unified Ideographs Extension A

CJK Unified Ideographs Extension A
Range U+3400..U+4DBF
(6,592 code points)
Plane BMP
Scripts Han
Assigned 6,582 code points
Unused 10 reserved code points
Unicode version history
3.0 6,582 (+6,582)
Note: [1][2]

CJK Unified Ideographs Extension-A is a Unicode block containing rare Han ideographs.

The block has dozens of variation sequences defined for standardized variants.[3]

It also has thousands of ideographic variation sequences registered in the Unicode Ideographic Variation Database (IVD).[4][5] These sequences specify the desired glyph variant for a given Unicode character.

Block

CJK Unified Ideographs Extension A[1][2]
Official Unicode Consortium code chart (PDF)
  0 1 2 3 4 5 6 7 8 9 A B C D E F
U+340x
U+341x
U+342x
U+343x
U+344x
U+345x
U+346x
U+347x
U+348x
U+349x
U+34Ax
U+34Bx
U+34Cx
U+34Dx
U+34Ex
U+34Fx
U+350x
U+351x
U+352x
U+353x
U+354x
U+355x
U+356x
U+357x
U+358x
U+359x
U+35Ax
U+35Bx
U+35Cx
U+35Dx
U+35Ex
U+35Fx
U+360x
U+361x
U+362x
U+363x
U+364x
U+365x
U+366x
U+367x
U+368x
U+369x
U+36Ax
U+36Bx
U+36Cx
U+36Dx
U+36Ex
U+36Fx
U+370x
U+371x
U+372x
U+373x
U+374x
U+375x
U+376x
U+377x
U+378x
U+379x
U+37Ax
U+37Bx
U+37Cx
U+37Dx
U+37Ex
U+37Fx
U+380x
U+381x
U+382x
U+383x
U+384x
U+385x
U+386x
U+387x
U+388x
U+389x
U+38Ax
U+38Bx
U+38Cx
U+38Dx
U+38Ex
U+38Fx
U+390x
U+391x
U+392x
U+393x 㤿
U+394x
U+395x
U+396x
U+397x 㥿
U+398x
U+399x
U+39Ax
U+39Bx 㦿
U+39Cx
U+39Dx
U+39Ex
U+39Fx 㧿
U+3A0x
U+3A1x
U+3A2x
U+3A3x 㨿
U+3A4x
U+3A5x
U+3A6x
U+3A7x 㩿
U+3A8x
U+3A9x
U+3AAx
U+3ABx 㪿
U+3ACx
U+3ADx
U+3AEx
U+3AFx 㫿
U+3B0x
U+3B1x
U+3B2x
U+3B3x 㬿
U+3B4x
U+3B5x
U+3B6x
U+3B7x 㭿
U+3B8x
U+3B9x
U+3BAx
U+3BBx 㮿
U+3BCx
U+3BDx
U+3BEx
U+3BFx 㯿
U+3C0x
U+3C1x
U+3C2x
U+3C3x 㰿
U+3C4x
U+3C5x
U+3C6x
U+3C7x 㱿
U+3C8x
U+3C9x
U+3CAx
U+3CBx 㲿
U+3CCx
U+3CDx
U+3CEx
U+3CFx 㳿
U+3D0x
U+3D1x
U+3D2x
U+3D3x 㴿
U+3D4x
U+3D5x
U+3D6x
U+3D7x 㵿
U+3D8x
U+3D9x
U+3DAx
U+3DBx 㶿
U+3DCx
U+3DDx
U+3DEx
U+3DFx 㷿
U+3E0x
U+3E1x
U+3E2x
U+3E3x 㸿
U+3E4x
U+3E5x
U+3E6x
U+3E7x 㹿
U+3E8x
U+3E9x
U+3EAx
U+3EBx 㺿
U+3ECx
U+3EDx
U+3EEx
U+3EFx 㻿
U+3F0x
U+3F1x
U+3F2x
U+3F3x 㼿
U+3F4x
U+3F5x
U+3F6x
U+3F7x 㽿
U+3F8x
U+3F9x
U+3FAx
U+3FBx 㾿
U+3FCx
U+3FDx
U+3FEx
U+3FFx 㿿
U+400x 䀀
U+401x
U+402x
U+403x
U+404x
U+405x
U+406x
U+407x
U+408x
U+409x
U+40Ax
U+40Bx
U+40Cx
U+40Dx
U+40Ex
U+40Fx
U+410x
U+411x
U+412x
U+413x
U+414x
U+415x
U+416x
U+417x
U+418x
U+419x
U+41Ax
U+41Bx
U+41Cx
U+41Dx
U+41Ex
U+41Fx
U+420x
U+421x
U+422x
U+423x
U+424x
U+425x
U+426x
U+427x
U+428x
U+429x
U+42Ax
U+42Bx
U+42Cx
U+42Dx
U+42Ex
U+42Fx
U+430x
U+431x
U+432x
U+433x
U+434x
U+435x
U+436x
U+437x
U+438x
U+439x
U+43Ax
U+43Bx
U+43Cx
U+43Dx
U+43Ex
U+43Fx
U+440x
U+441x
U+442x
U+443x
U+444x
U+445x
U+446x
U+447x
U+448x
U+449x
U+44Ax
U+44Bx
U+44Cx
U+44Dx
U+44Ex
U+44Fx
U+450x
U+451x
U+452x
U+453x
U+454x
U+455x
U+456x
U+457x
U+458x
U+459x
U+45Ax
U+45Bx
U+45Cx
U+45Dx
U+45Ex
U+45Fx
U+460x
U+461x
U+462x
U+463x
U+464x
U+465x
U+466x
U+467x
U+468x
U+469x
U+46Ax
U+46Bx
U+46Cx
U+46Dx
U+46Ex
U+46Fx
U+470x
U+471x
U+472x
U+473x
U+474x
U+475x
U+476x
U+477x
U+478x
U+479x
U+47Ax
U+47Bx
U+47Cx
U+47Dx
U+47Ex
U+47Fx
U+480x
U+481x
U+482x
U+483x
U+484x
U+485x
U+486x
U+487x
U+488x
U+489x
U+48Ax
U+48Bx
U+48Cx
U+48Dx
U+48Ex
U+48Fx
U+490x
U+491x
U+492x
U+493x 䤿
U+494x
U+495x
U+496x
U+497x 䥿
U+498x
U+499x
U+49Ax
U+49Bx 䦿
U+49Cx
U+49Dx
U+49Ex
U+49Fx 䧿
U+4A0x
U+4A1x
U+4A2x
U+4A3x 䨿
U+4A4x
U+4A5x
U+4A6x
U+4A7x 䩿
U+4A8x
U+4A9x
U+4AAx
U+4ABx 䪿
U+4ACx
U+4ADx
U+4AEx
U+4AFx 䫿
U+4B0x
U+4B1x
U+4B2x
U+4B3x 䬿
U+4B4x
U+4B5x
U+4B6x
U+4B7x 䭿
U+4B8x
U+4B9x
U+4BAx
U+4BBx 䮿
U+4BCx
U+4BDx
U+4BEx
U+4BFx 䯿
U+4C0x
U+4C1x
U+4C2x
U+4C3x 䰿
U+4C4x
U+4C5x
U+4C6x
U+4C7x 䱿
U+4C8x
U+4C9x
U+4CAx
U+4CBx 䲿
U+4CCx
U+4CDx
U+4CEx
U+4CFx 䳿
U+4D0x
U+4D1x
U+4D2x
U+4D3x 䴿
U+4D4x
U+4D5x
U+4D6x
U+4D7x 䵿
U+4D8x
U+4D9x
U+4DAx
U+4DBx
Notes
1.^ As of Unicode version 10.0
2.^ Grey areas indicate non-assigned code points

History

The following Unicode-related documents record the purpose and process of defining specific characters in the CJK Unified Ideographs Extension A block:

Version Final code points[lower-alpha 1] Count L2 ID WG2 ID IRG ID Document
3.0 U+3400..4DB5 6,582 L2/97-254R Orita, Tetsuji (1997-11-20), Comment on CJK Unified Ideograph Extension-A by IRG 
L2/97-279 Kobayashi, Tatsuo (1997-12-01), Comment on Contribution by Tet Orita titled "Comment on CJK Unified Ideograph Extension-A by IRG" 
L2/98-096 N1723 CJK Unified Ideographs Extension A, High Quality Printing, Version 2.0, 1998-03-02 
L2/98-103 N1733 Text for FPDAM #17 - CJK Unified Ideographs Extension A, 1998-03-20 
L2/98-171 N1776 Text for PDAM registration and FPDAM ballot for ISO 10646-1 Amendment 17 - CJK Unified Ideographs Extension A, 1998-05-01 
L2/98-170 Winkler, Arnold (1998-05-11), PDAM registration and FPDAM ballot for ISO 10646-1 Amendment 17 - CJK Extension A 
L2/98-334 Revised Text of ISO/IEC 10646-1/FPDAM 17, AMENDMENT 17: CJK Unified Ideograph Extension A, 1998-11-02 
L2/98-347 Disposition of comments report on SC2 N3090, ISO 10646 Amd. 17: CJK unified ideograph extension A, 1998-11-02 
L2/99-023 N1943 Paterson, Bruce; Sato, T. K. (1999-01-08), Revision of 10646-1 Annex T for CJK Unified Ideographs Extension A (Draft) 
L2/99-156 Table of replies on ISO/IEC 10646-1/FDAM 17 - CJK Unified Ideographs Extension A, 1999-05-17 
L2/99-287 Notice of publication for ISO/IEC 10646-1/Amd. 17, CJK Unified Ideographs Extension A, 1999-08-19 
L2/99-335 N2109 N674 Zhoucai, Zhang (1999-09-03), SuperCJK, version 9.0 with Kangxi and HYD data 
L2/01-027 N2299 N759 Zhoucai, Zhang (2000-11-21), SuperCJK 11.1, A Super Set of Unified CJK Ideographs and Its Extension A & B 
L2/03-287 Cook, Richard (2003-08-24), 16 UniHan.txt errors 
L2/03-301 Cook, Richard (2003-08-27), 24 more UniHan.txt errors 
L2/03-311 West, Andrew (2003-09-17), Unicode 4.0.1 Beta Review, comments from Andrew C. West 
L2/03-399 Fok, Anthony (2003-10-13), Unihan reported errors / changes re kHKSCS entries 
L2/03-367 N2667 Suignard, Michel; Muller, Eric; Jenkins, John (2003-10-22), CJK Ideograph source references corrections 
L2/03-398 Nguyen, D. (2003-10-29), Unihan reported errors / changes re kCowles 
L2/03-453 Minutes of the Editorial Group Ad Hoc Discussion, 2003-12-17 
L2/04-208 N2774R N1064 Proposal to add 6 KP source references to existing CJK Unified Ideographs, 2004-05-25 
L2/07-208 N3285 Proposal to replace 11 KP source references to existing ISO/IEC 10646:2003, 2007-07-18 
L2/10-215 Lunde, Ken (2010-06-22), "Hanyo-Denshi" IVD Collection (PRI 167) to Adobe-Japan1-6 Mapping Table 
L2/13-016 Suignard, Michel (2013-01-24), CJK Ext-A fix 
L2/13-011 Moore, Lisa (2013-02-04), "CJK — Extension-A Fix", UTC #134 Minutes 
L2/14-149 N4544 Suignard, Michel (2014-07-18), CJK ideographs glyphs representation and sources references 
L2/14-260 Suignard, Michel (2014-10-23), CJK chart and source references update 
  1. Proposed code points and characters names may differ from final code points and names

See also

References

  1. "Unicode character database". The Unicode Standard. Retrieved 2016-07-09.
  2. "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2016-07-09.
  3. "Unicode Character Database: Standardized Variation Sequences". The Unicode Consortium.
  4. "Ideographic Variation Database". Unicode Consortium.
  5. "UTS #37, Unicode Ideographic Variation Database". Unicode Consortium.
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